Pressure Regulators

Pressure reducing and back-pressure regulators, self-operated, for gas, steam and liquid service.

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Berluto Armaturen (Tönisvorst, Germany, since 1920) self-acting pressure reducing valves in red bronze and stainless steel, DN 8 to DN 150, membrane or piston controlled, from 7 mbar to 45 bar outlet pressure, for water, aggressive liquids, air, neutral gases and steam. ISO 9001 certified, DVGW type approval on the drinking water versions.

Models

Connection

Flange standard

Medium

Fits sizeDNPressurebar

37 of 37 models

Stainless steel, standard pressure3

Berluto DRV 702 / 708 pressure reducing valve, stainless steel

Diaphragm pressure reducing valve in stainless steel 1.4408 with female thread G 1/2" to G 2" (or male thread R with the -R version), inlet up to 40 bar, outlet 1.5 to 6 bar (702) or 1.5 to 10 bar (708), for aggressive liquids, air and neutral gases.

Berluto DRV 703 / 773 pressure reducing valve, stainless steel, drinking water

Compact diaphragm pressure reducing valve in stainless steel 1.4408 with plastic inner parts, female thread G 1/2" to G 1 1/4" (or male thread R with the -R version), inlet up to 16 bar, outlet 1.5 to 6 bar (703) or 0.5 to 4 bar (773), EPDM seals, for aggressive water and drinking water up to 75 °C.

Berluto DRV 802 / 808 pressure reducing valve, flanged, stainless steel

Diaphragm pressure reducing valve in stainless steel 1.4408 with flanges DN 15 to DN 100 (PN 40 to DN 50, PN 25 DN 65 – 80, PN 16 / 25 DN 100), inlet up to 40 bar, outlet 1.5 to 6 bar (802) or 1.5 to 10 bar (808), for aggressive liquids, air and neutral gases.

Stainless steel, wide range2

Berluto DRV 772 / 778 wide-range pressure reducing valve, stainless steel

Wide-range diaphragm pressure reducing valve in stainless steel 1.4408 with female thread G 1/2" to G 2" (or male thread R with the -R version), inlet up to 40 bar, outlet 0.5 to 4 bar (772) or 0.5 to 9 bar (778), for aggressive liquids, air and neutral gases.

Berluto DRV 872 / 878 wide-range pressure reducing valve, flanged, stainless steel

Wide-range diaphragm pressure reducing valve in stainless steel 1.4408 with flanges DN 15 to DN 100, inlet up to 40 bar, outlet 0.5 to 4 bar (872) or 0.5 to 9 bar (878), for aggressive liquids, air and neutral gases.

Stainless steel, high pressure2

Berluto DRV 724 / 725 high-pressure reducing valve, stainless steel

Piston-controlled pressure reducing valve in stainless steel 1.4408 with female thread G 1/2" to G 2" (or male thread R with the -R version), inlet up to 40 bar, outlet 1.5 to 12 bar (724) or 2 to 20 bar (725), robust against pressure surges, for aggressive liquids, air and neutral gases.

Berluto DRV 824 / 825 high-pressure reducing valve, flanged, stainless steel

Piston-controlled pressure reducing valve in stainless steel 1.4408 with flanges DN 15 to DN 100, inlet up to 40 bar, outlet 1.5 to 12 bar (824) or 2 to 20 bar (825), robust against pressure surges, for aggressive liquids, air and neutral gases.

Stainless steel, low pressure2

Berluto DRV 750 low-pressure reducing valve, stainless steel

Low-pressure diaphragm reducing valve in stainless steel 1.4408 with an enlarged diaphragm, female thread G 1/2" to G 2" (or male thread R with the -R version), inlet up to 25 bar, outlet 0.2 to 2 bar, for aggressive liquids, air and neutral gases.

Berluto DRV 850 low-pressure reducing valve, flanged, stainless steel

Low-pressure diaphragm reducing valve in stainless steel 1.4408 with PN 40 flanges DN 15 to DN 50, inlet up to 25 bar, outlet 0.2 to 2 bar, for aggressive liquids, air and neutral gases.

Stainless steel, steam4

Berluto DRV 730-D steam pressure reducing valve, stainless steel

Piston-controlled pressure reducing valve for steam and hot water in stainless steel 1.4408, female thread G 1/2" to G 2" (or male thread R with the -D-R version), inlet up to 16 bar, outlet 0.3 to 2 bar, PTFE / EPDM / FEPM seals up to 200 °C.

Berluto DRV 732-D / 738-D steam pressure reducing valve, stainless steel

Piston-controlled pressure reducing valve for steam and hot water in stainless steel 1.4408, female thread G 1/2" to G 2" (or male thread R with the -D-R version), inlet up to 16 bar, outlet 2 to 5 bar (732-D) or 4 to 10 bar (738-D), PTFE / EPDM / FEPM seals up to 200 °C.

Berluto DRV 830-D steam pressure reducing valve, flanged, stainless steel

Piston-controlled pressure reducing valve for steam and hot water in stainless steel 1.4408 with PN 40 flanges DN 15 to DN 50, inlet up to 16 bar, outlet 0.3 to 2 bar, PTFE / EPDM / FEPM seals up to 200 °C.

Berluto DRV 832-D / 838-D steam pressure reducing valve, flanged, stainless steel

Piston-controlled pressure reducing valve for steam and hot water in stainless steel 1.4408 with flanges up to PN 40, DN 15 to DN 50, inlet up to 16 bar, outlet 2 to 5 bar (832-D) or 4 to 10 bar (838-D), PTFE / EPDM / FEPM seals up to 200 °C.

Stainless steel, mbar2

Berluto DRV 740 mbar pressure reducing valve, stainless steel

Spring-loaded diaphragm pressure reducing valve for the mbar range in stainless steel 1.4408, female thread G 1/2" to G 2", inlet 0.5 to 10 bar, outlet 7 to 500 mbar in four spring ranges, for air and neutral gases, ATEX version available.

Berluto DRV 840 mbar pressure reducing valve, flanged, stainless steel

Spring-loaded diaphragm pressure reducing valve for the mbar range in stainless steel 1.4408 with PN 40 flanges DN 15 to DN 50, inlet 0.5 to 10 bar, outlet 7 to 500 mbar in four spring ranges, for air and neutral gases, ATEX version available.

Red bronze, standard pressure6

Berluto DRV 302 / 308 pressure reducing valve

Diaphragm-controlled pressure reducing valve in red bronze with female thread G 1/2" to G 2", inlet up to 40 bar, outlet 1.5 to 6 bar (302) or 1.5 to 10 bar (308), for water, neutral liquids, air and neutral gases.

Berluto DRV 200 / 200 G pressure reducing valve, compact

Compact single-seat diaphragm reducing valve in red bronze, female thread G 1/4" to G 2", inlet up to 25 bar, outlet 1.5 to 8 bar (200) or 0.8 to 8 bar (200 G), reduction ratio 10:1, for compressed air, neutral gases and water at small flow rates.

Berluto DRV 402 / 408 pressure reducing valve, male thread

Diaphragm pressure reducing valve in red bronze with male thread and union nuts R 1/2" to R 2 1/2", inlet up to 40 bar, outlet 1.5 to 6 bar (402) or 1.5 to 10 bar (408), for water, neutral liquids, air and neutral gases.

Berluto DRV 230 / 230 G pressure reducing valve, flanged, compact

Compact single-seat diaphragm reducing valve in red bronze with PN 40 flanges DN 8 to DN 50, inlet up to 25 bar, outlet 1.5 to 8 bar (230) or 0.8 to 8 bar (230 G), for compressed air, neutral gases and water at small flow rates.

Berluto DRV 502 / 508 pressure reducing valve, flanged

Diaphragm pressure reducing valve in red bronze with PN 25 flanges DN 15 to DN 80, inlet up to 25 bar, outlet 1.5 to 6 bar (502) or 1.5 to 10 bar (508), for water, neutral liquids, air and neutral gases.

Berluto DRV 602 / 608 pressure reducing valve, flanged DN 65 – 150

Large diaphragm pressure reducing valve in red bronze with PN 16 or PN 25 flanges DN 65 to DN 150, inlet up to 25 bar, outlet 1.5 to 6 bar (602) or 3 to 10 bar (608), Kvs up to 210 m³/h, for water, neutral liquids, air and neutral gases.

Red bronze, wide range4

Berluto DRV 372 / 378 wide-range pressure reducing valve

Wide-range diaphragm pressure reducing valve in red bronze, female thread G 1/2" to G 2", inlet up to 40 bar, outlet 0.5 to 4 bar (372) or 0.5 to 9 bar (378), for water, neutral liquids, air and neutral gases.

Berluto DRV 472 / 478 wide-range pressure reducing valve, male thread

Wide-range diaphragm pressure reducing valve in red bronze with male thread and union nuts R 1/2" to R 2 1/2", inlet up to 40 bar, outlet 0.5 to 4 bar (472) or 0.5 to 9 bar (478), for water, neutral liquids, air and neutral gases.

Berluto DRV 572 / 578 wide-range pressure reducing valve, flanged

Wide-range diaphragm pressure reducing valve in red bronze with PN 25 flanges DN 15 to DN 80, inlet up to 25 bar, outlet 0.5 to 4 bar (572) or 0.5 to 9 bar (578), for water, neutral liquids, air and neutral gases.

Berluto DRV 672 / 678 wide-range pressure reducing valve, flanged DN 65 – 150

Large wide-range diaphragm reducing valve in red bronze with PN 16 or PN 25 flanges DN 65 to DN 150, inlet up to 25 bar, outlet 0.5 to 4 bar (672) or 0.5 to 9 bar (678), Kvs up to 210 m³/h, for water, neutral liquids, air and neutral gases.

Red bronze, standard pressure and wide range2

Berluto DRV 303 / 373 pressure reducing valve, drinking water

Compact diaphragm pressure reducing valve in red bronze with plastic inner parts, female thread G 1/2" to G 1 1/4", inlet up to 16 bar, outlet 1.5 to 6 bar (303) or 0.5 to 4 bar (373), for water and drinking water up to 75 °C.

Berluto DRV 403 / 473 pressure reducing valve, DVGW drinking water

DVGW type-approved diaphragm pressure reducing valve in red bronze with plastic inner parts, male thread with union nuts R 1/2" to R 1 1/4", inlet up to 16 bar, outlet 1.5 to 6 bar (403) or 0.5 to 4 bar (473), for drinking water and neutral liquids up to 75 °C.

Red bronze, high pressure6

Berluto DRV 324 / 325 high-pressure reducing valve

Piston-controlled pressure reducing valve in red bronze, female thread G 1/2" to G 2", inlet up to 40 bar, outlet 1.5 to 12 bar (324) or 2 to 20 bar (325), robust against pressure surges, for water, neutral liquids, air and neutral gases.

Berluto DRV 225 / 226 high-pressure reducing valve, compact

Compact piston-controlled reducing valve in red bronze, female thread G 1/4" to G 2", inlet up to 60 bar, outlet 1.5 to 20 bar (225) or 20 to 45 bar (226), for compressed air, neutral gases and water at small flow rates.

Berluto DRV 424 / 425 high-pressure reducing valve, male thread

Piston-controlled pressure reducing valve in red bronze with male thread and union nuts R 1/2" to R 2 1/2", inlet up to 40 bar, outlet 1.5 to 12 bar (424) or 2 to 20 bar (425), for water, neutral liquids, air and neutral gases.

Berluto DRV 235 high-pressure reducing valve, flanged, compact

Compact piston-controlled reducing valve in red bronze with PN 40 flanges DN 8 to DN 50, inlet up to 40 bar, outlet 1.5 to 20 bar, for compressed air, neutral gases and water at small flow rates.

Berluto DRV 524 / 525 high-pressure reducing valve, flanged

Piston-controlled pressure reducing valve in red bronze with PN 25 flanges DN 15 to DN 80, inlet up to 25 bar, outlet 1.5 to 12 bar (524) or 2 to 20 bar (525), for water, neutral liquids, air and neutral gases.

Berluto DRV 624 high-pressure reducing valve, flanged DN 65 – 150

Large piston-controlled pressure reducing valve in red bronze with PN 16 or PN 25 flanges DN 65 to DN 150, inlet up to 25 bar, outlet 4 to 12 bar, Kvs up to 170 m³/h, for water, neutral liquids, air and neutral gases.

Red bronze, low pressure4

Berluto DRV 350 low-pressure reducing valve

Low-pressure diaphragm reducing valve in red bronze with an enlarged diaphragm for fine control, female thread G 1/2" to G 2", inlet up to 16 bar, outlet 0.2 to 2 bar, for water, neutral liquids, air and neutral gases.

Berluto DRV 250 low-pressure reducing valve, compact

Compact single-seat low-pressure reducing valve in red bronze, female thread G 1/4" to G 2", inlet up to 25 bar, outlet 0.2 to 2 bar, reduction ratio up to 20:1, for compressed air, neutral gases and water at small flow rates.

Berluto DRV 450 low-pressure reducing valve, male thread

Low-pressure diaphragm reducing valve in red bronze with male thread and union nuts R 1/2" to R 2 1/2", inlet up to 16 bar, outlet 0.2 to 2 bar, for water, neutral liquids, air and neutral gases.

Berluto DRV 550 low-pressure reducing valve, flanged

Low-pressure diaphragm reducing valve in red bronze with PN 25 flanges DN 15 to DN 80, inlet up to 16 bar, outlet 0.2 to 2 bar, for water, neutral liquids, air and neutral gases.

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